ANNEX XCERTIFICATION PROCEDURE FOR PNEUMATIC TYRES

2.Definitions

For the purposes of this Annex, in addition to the definitions contained in UN/ECE Regulation No. 54 and in UN/ECE Regulation No.117, the following definitions shall apply:

  1. (1)

    ‘Rolling resistance coefficient Cr’ means a ratio of the rolling resistance to the load on the tyre

  2. (2)

    ‘The load on the tyre FZTYRE’ means a load applied to the tyre during the rolling resistance test.

  3. (3)

    ‘Type of tyre’ means a range of tyres which do not differ in such characteristics as:

    1. (a)

      Manufacturer's name;

    2. (b)

      Brand name or trade mark

    3. (c)

      Tyre class (in accordance with Regulation (EC) No 661/2009)

    4. (d)

      Tyre-size designation;

    5. (e)

      Tyre structure (diagonal (bias-ply), radial);

    6. (f)

      Category of use (normal tyre, snow tyre, special use tyre) as defined in UN/ECE Regulation No.117;

    7. (g)

      Speed category (categories);

    8. (h)

      Load-capacity index (indices);

    9. (i)

      Trade description/commercial name;

    10. (j)

      Declared tyre rolling resistance coefficient